212012012001239 has 2 divisors, whose sum is σ = 212012012001240. Its totient is φ = 212012012001238.

The previous prime is 212012012001211. The next prime is 212012012001253. The reversal of 212012012001239 is 932100210210212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212012012001239 - 2⁸ = 212012012000983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212012012001289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006006000619 + 106006006000620.

It is an arithmetic number, because the mean of its divisors is an integer number (106006006000620).

Almost surely, 2^{212012012001239} is an apocalyptic number.

212012012001239 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012012001239 is an equidigital number, since it uses as much as digits as its factorization.

212012012001239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 212012012001239 in words is "two hundred twelve trillion, twelve billion, twelve million, one thousand, two hundred thirty-nine".